stay with us. th >>> with just mofr than 24 hourgs to go now until votes are in, president obama has inched out to a slim advantage. the president now has a three-point lead in the popular vote over mitt romney according to latest tracking poll from abc news and washington post. abc 7 news political reporter is live at the campaign head quarters in chicago tonight. we're here in chicago is obama country about as blue as bay area here. so makes sense this is where the president will spend tomorrow fight. today he had important places to be. the president started his last day on the catch yain in wis wisms a huge crowd estimated 18,000 cheered him on. >> you know i'll fight for you as hard as i know how. you know that will happen. >> the crucial state is ohio. he and mitt romney in columbus today. the president will finish up tonight in iowa. he started his first campaign four years ago. >> we know we've got more work to do. >> for mitt romney it's a win in florida, virginia and ohio. he needs to swe